net.datacrow.core.db
Class QueryQueue

java.lang.Object
  extended by java.lang.Thread
      extended by net.datacrow.core.db.QueryQueue
All Implemented Interfaces:
java.lang.Runnable

public class QueryQueue
extends java.lang.Thread

Queries are queued here awaiting to be executed. The query queue manages the back log of queries and executes the requests tied to the queries. The queue is based on the FIFO principle.

Author:
Robert Jan van der Waals

Nested Class Summary
 
Nested classes/interfaces inherited from class java.lang.Thread
java.lang.Thread.State, java.lang.Thread.UncaughtExceptionHandler
 
Field Summary
 
Fields inherited from class java.lang.Thread
MAX_PRIORITY, MIN_PRIORITY, NORM_PRIORITY
 
Constructor Summary
QueryQueue()
           
 
Method Summary
 void addQuery(Query query)
          Add a query to the end of the queue.
 int getQueueSize()
          Indicates the back log.
 void run()
           
 
Methods inherited from class java.lang.Thread
activeCount, checkAccess, clone, countStackFrames, currentThread, destroy, dumpStack, enumerate, getAllStackTraces, getContextClassLoader, getDefaultUncaughtExceptionHandler, getId, getName, getPriority, getStackTrace, getState, getThreadGroup, getUncaughtExceptionHandler, holdsLock, interrupt, interrupted, isAlive, isDaemon, isInterrupted, join, join, join, resume, setContextClassLoader, setDaemon, setDefaultUncaughtExceptionHandler, setName, setPriority, setUncaughtExceptionHandler, sleep, sleep, start, stop, stop, suspend, toString, yield
 
Methods inherited from class java.lang.Object
equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
 

Constructor Detail

QueryQueue

public QueryQueue()
Method Detail

getQueueSize

public int getQueueSize()
Indicates the back log.


addQuery

public void addQuery(Query query)
Add a query to the end of the queue.

Parameters:
query -

run

public void run()
Specified by:
run in interface java.lang.Runnable
Overrides:
run in class java.lang.Thread